CN108020443A - A kind of sampling apparatus for water quality online analyzer measure equal proportion mixed sample - Google Patents
A kind of sampling apparatus for water quality online analyzer measure equal proportion mixed sample Download PDFInfo
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- CN108020443A CN108020443A CN201610939361.1A CN201610939361A CN108020443A CN 108020443 A CN108020443 A CN 108020443A CN 201610939361 A CN201610939361 A CN 201610939361A CN 108020443 A CN108020443 A CN 108020443A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 89
- 238000005070 sampling Methods 0.000 title claims abstract description 66
- 238000003756 stirring Methods 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 6
- 238000003149 assay kit Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 abstract description 5
- 239000000523 sample Substances 0.000 description 51
- 239000010865 sewage Substances 0.000 description 2
- 206010016807 Fluid retention Diseases 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002572 peristaltic effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 238000004457 water analysis Methods 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
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- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Hydrology & Water Resources (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of sampling apparatus for water quality online analyzer measure equal proportion mixed sample, including the first pipeline, second pipe, quantitative small water pump, mix bucket and sampling line, first electrical ball valve is installed on second pipe, y-type filter, manual sample tap and threeway overflow port, threeway overflow port is connected with quantitative small water pump, quantitative small water pump is connected with electric three-way ball valve, electric three-way ball valve is connected with mixing bucket, mix between bucket and draining electrical ball valve by being connected for sample pipeline, for being connected with sampling line on sample pipeline, sampling line includes the first sampling line and the second sampling line.This is used for the sampling apparatus of water quality online analyzer measure equal proportion mixed sample, pretreatment is using multistage overflow filtration treatment, quantitatively sampled using the quantitative small water pump of brushless miniflow, so that the stability and accuracy of equipment improve, in-line analyzer sample collection elapsed time is shortened while equal proportion aggregate sample is gathered.
Description
Technical field
It is especially a kind of to be used for water quality online analyzer measure equal proportion mixing the present invention relates to water quality sampling technical field
The sampling apparatus of water sample.
Background technology
The sampling apparatus for applying to water quality on-line analysis field currently on the market mainly gathers instantaneous water sample, it is impossible to reacts one
Water pollution solubility in the section time, and poportional sampler is mainly used for the collection storage of water sample, it is impossible to it is online to water quality
Analytical instrument carries out supplying sample, and even more (understand according to existing market has Shijiazhuang De Run environmental protection and Beijing Jinpeng ring benefit to only a few certainly
Two companies) possess poportional sampler of the mixing for sample, all it is to be sampled using peristaltic pump, sampling scope is extremely limited,
Sample introduction is slow, its pretreatment unit has simply added easy filtering head in front end, and clean and maintenance amount is big, and needs to regularly replace compacted
Dynamic pump line and addition lubricating oil, especially in the sampling poor sewage treatment plant inflow mouth of water quality, easily occur pipeline blockage and pump line
Rupture event, product market price is also costly.
The content of the invention
It is an object of the invention to provide a kind of sampling cartridge for water quality online analyzer measure equal proportion mixed sample
Put, have and adapt to complicated aquatic environment, stability and accuracy are high, can gather equal proportion aggregate sample and shorten sample at the same time and adopt
The characteristics of collecting elapsed time, to solve the problems mentioned in the above background technology.
To achieve the above object, the present invention provides following technical solution：One kind is used for the ratio such as water quality online analyzer measure
The sampling apparatus of example mixed sample, including the first pipeline, second pipe, quantitative small water pump, mix bucket and sampling line, described the
The both ends of one pipeline are respectively arranged with water inlet and water outlet, and articulation, the first pipeline are mounted on water inlet and water outlet
On be both provided with first manual valve and the second manually-operated gate, first manual valve and the second manually-operated gate are separately mounted into water
On the side of mouth and water outlet, the middle of the first pipeline is provided with pressure gauge；First pipeline passes through connecting tube and second
Pipeline is connected, and the first electrical ball valve, y-type filter, manual sample tap and threeway overflow port, Y types are provided with second pipe
Filter is arranged on the middle part of second pipe, and the two side ends of y-type filter are separately installed with the first electrical ball valve and manually sampling
Mouthful, manual sample tap is connected with one end of threeway overflow port, the other end of threeway overflow port and the first floating-ball level switch phase
Connection, the first floating-ball level switch are connected with the first electrical ball valve with discharge pipe line；3rd end of the threeway overflow port
Mouth is connected by connecting tube with quantitative small water pump, and quantitative small water pump is connected by connecting tube with electric three-way ball valve；It is described
Electric three-way ball valve is connected by connecting tube with mixing bucket, and mixing bucket includes the first mixing bucket and the second mixing bucket, and first is mixed
Stirring motor is mounted on even bucket and the second mixing bucket, stirring motor is connected by stirring rod with paddle；Described first
Mix and the second floating-ball level switch is provided with the inner cavity of bucket and the second mixing bucket, first, which mixes bucket and second, mixes the side of bucket
On be connected with discharge pipe line；The bottom of the first mixing bucket and the second mixing bucket is mutually merged by connecting tube, and is provided with the
Two electrical ball valves, by being connected for sample pipeline between connecting tube and draining electrical ball valve；It is described to be taken for being connected with sample pipeline
Sample pipeline, sampling line include the end of the first sampling line and the second sampling line, the first sampling line and the second sampling line
End is both provided with Water Test Kits thief hatch, and discharge pipe line, draining are also associated with the first sampling line and the second sampling line
Articulation is provided with pipeline.
As the further scheme of the present invention：The sampling line is transparent pipe.
As the further scheme of the present invention：The floating-ball level switch is provided with minimum for sample liquid position.
As the further scheme of the present invention：Filter core on the y-type filter is 20 mesh.
Compared with prior art, beneficial effect of the present invention：
This is used for the sampling apparatus of water quality online analyzer measure equal proportion mixed sample, is suitable for various complicated water quality rings
Border, using multistage overflow filtration treatment, i.e. y-type filter, threeway overflow port and floating-ball level switch etc. reach multistage for pretreatment
The effect of overflow filtering, and quantitatively sampled using the small water pump of brushless miniflow, and increase discharge pipe line and supply sample pipeline
Pre-flush designs, clear in structure to understand, improves the stability and accuracy of equipment, realizes non-maintaining, is mixed in collection equal proportion
Also the time of in-line analyzer sample collection consumption is shortened while closing sample.
Brief description of the drawings
Fig. 1 is the integrated connection figure of the present invention.
In figure：The first pipelines of 1-；11- water inlets；12- water outlets；13- articulations；14- first manual valves；15- second
Manually-operated gate；16- pressure gauges；17- connecting tubes；2- second pipes；The first electrical ball valves of 21-；22-Y type filters；23- is manual
Sample tap；24- threeway overflow ports；The first floating-ball level switch of 25-；26- discharge pipe lines；3- quantifies small water pump；31- electric three-ways
Ball valve；4- mixes bucket；41- first mixes bucket；42- second mixes bucket；43- stirring motors；44- stirring rod；45- paddles；46-
Second electrical ball valve；47- draining electrical ball valves；48- supplies sample pipeline；The second floating-ball level switch of 49-；5- sampling lines；51-
One sampling line；The second sampling lines of 52-；53- Water Test Kits thief hatch.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
Referring to Fig. 1, in the embodiment of the present invention, a kind of adopting for water quality online analyzer measure equal proportion mixed sample
Sampling device, including the first pipeline 1, second pipe 2, quantitative small water pump 3, mixing bucket 4 and sampling line 5, the both ends of the first pipeline 1
Water inlet 11 and water outlet 12 are respectively arranged with, is mounted on articulation 13 on water inlet 11 and water outlet 12, on the first pipeline 1
14 and second manually-operated gate 15 of first manual valve is both provided with, 14 and second manually-operated gate 15 of first manual valve is installed respectively
On the side of water inlet 11 and water outlet 12, first manual valve 14 can be by adjustment control water feeding pressure, and in order to control
The size for the water flow being passed through in second pipe 2 is made, it is necessary to control overflow (the overflow side of water sample by the second manually-operated gate 15
Formula is reduction water part bulky grain thing), prevent that the water velocity into second pipe 2 is too fast, reach the mesh for adjusting current
's；The middle of first pipeline 1 is provided with pressure gauge 16, and pressure gauge 16 can detect the hydraulic pressure in water pipe, to control in time
Current size in water pipe；First pipeline 1 is connected by connecting tube 17 with second pipe 2, and first is provided with second pipe 2
Electrical ball valve 21, y-type filter 22, manual sample tap 23 and threeway overflow port 24, y-type filter 22 are arranged on second pipe 2
Middle part, the filter core on y-type filter 22 is 20 mesh, i.e. filtering accuracy is 20mm, and does not influence to measure water sample concentration；Y types
The two side ends of filter 22 are separately installed with the first electrical ball valve 21 and manual sample tap 23, manual sample tap 23 and threeway overflow
One end of mouth 24 is connected, and the other end of threeway overflow port 24 is connected with the first floating-ball level switch 25, the first electrical ball valve
21 open, and the first floating-ball level switch 25 is connected with the first electrical ball valve 21 with discharge pipe line 26, and in an initial condition the
One electrical ball valve 21 is normally opened, and in order to preferably clean discharge pipe line 26, after the completion of cleaning, the first electrical ball valve 21 is closed
Close, water sample passes through y-type filter 22 toward overflow, reaches upper end threeway overflow port 24, and the first floating-ball level switch 25 is to have water
State, gives control unit full water signal, buffering (samples alarm) after several seconds if the first liquid-level switch 25 is sewage state can
Start quantification steps, after the completion of quantitative, external to stop for sample water inlet water pump, the first electrical ball valve 21 is opened, this stage is sampling
Pretreatment stage；3rd port of threeway overflow port 24 is connected by connecting tube 17 with quantitative small water pump 3, quantitative small water pump 3
It is connected by connecting tube 17 with electric three-way ball valve 31, electric three-way ball valve 31 is connected by connecting tube 17 with mixing bucket 4,
Mixing bucket 4 includes the first mixing mixing bucket 42 of bucket 41 and second, and the first mixing bucket 41 and second mixes to be mounted on stirring on bucket 42
Motor 43 is mixed, stirring motor 43 is connected by stirring rod 44 with paddle 45；First, which mixes bucket 41 and second, mixes bucket 42
The second floating-ball level switch 49 is provided with inner cavity, is provided with minimum for sample liquid position, the first mixing mixing bucket 42 of bucket 41 and second
Side on be connected with discharge pipe line 26, wherein electric three-way ball valve 31 can be according to setting for the either water analysis of sample cycle
The sampled signal that instrument is given automatically switches, such as：Electric three-way ball valve 31 is switched to connection first and mixes bucket 41, and water sample just passes through
Quantitative small water pump 3 reaches first by electric three-way ball valve 31 and mixes bucket 41, completes after once quantifying water acquisition, further according to setting
In the single water acquisition cycle, carry out the water acquisition of fixed quantity, after completing the equal proportion mixed sample in a period of time, the second Floating Ball Liquid Level
Switch 49 and (the second floating-ball level switch 49 supplies sample liquid position equipped with minimum, if being anhydrous state when for sample to there is water state
Produce and alarm for sample), start automatic cycle and supply sample for sample or analyzer external trigger, stirring motor 43 starts to drive stirring at this time
Leaf 45 works, and completes mixing task, and electric three-way ball valve 31 is then automatically switched to be connected with the second mixing bucket 42, and it is mixed to continue second
The equal proportion sampling task of even bucket 42 (it is consistent to mix 41 flow of bucket with first), the first mixing bucket is opened after stirring a period of time
41, carry out supplying the sample stage, so carry out first and mix the alternating sampling that bucket 41 and second mixes bucket 42, complete in a period of time
Equal proportion aggregate sample, this stage are the equal proportion sampling stage；The bottom that first mixing bucket 41 and second mixes bucket 42 passes through connection
17 phase of pipe merges, and is provided with the second electrical ball valve 46, by supplying sample pipeline 48 between connecting tube 17 and draining electrical ball valve 47
It is connected, for being connected with sampling line 5 on sample pipeline 48, sampling line 5 includes the first sampling line 51 and the second sampling line
52, and sampling line 5 is transparent pipe, the convenient inside to probe tube 5 is observed, the first sampling line 51 and the second probe tube
The end on road 52 is both provided with Water Test Kits thief hatch 53, is also associated with the first sampling line 51 and the second sampling line 52
Discharge pipe line 26, is provided with articulation 13 on discharge pipe line 26, and the bottom of bucket 42 is mixed when being arranged on the first mixing bucket 41 and second
In the case that second electrical ball valve 46 at end opens one, draining electrical ball valve 47 is normally open at this time, mixes the water in bucket 4
By gravity toward lower carry out draining, will be rinsed for sample pipeline 48, clean a bit of time heel row water electrical ball valve 47 into
Row is closed, and water sample gets on from 5 overflow of sampling line, and unnecessary water sample can be discharged from overflow port through discharge pipe line 26, the first sampling
After 51 and second sampling line 52 of pipeline (can increase sampling line according to field instrument) water flow stationary, Water Test Kits is from first
Water sampling in 51 and second sampling line 52 of sampling line, mixes bucket 41 and second for the first of sample and mixes bucket 42 in a period of time
After ensure it is anhydrous in bucket, so that it may the second electrical ball valve 46 is closed, it is ensured that after all analyzer samples, draining electric ball
Valve 47, which is opened, drains retention water, this stage supplies the sample stage for water quality.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference numeral in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (6)
1. a kind of sampling apparatus for water quality online analyzer measure equal proportion mixed sample, including the first pipeline (1), second
Pipeline (2), quantitative small water pump (3), mix bucket (4) and sampling line (5), it is characterised in that：
The both ends of first pipeline (1) are respectively arranged with water inlet (11) and water outlet (12), water inlet (11) and water outlet
(12) articulation (13) is mounted on, first manual valve (14) and the second manually-operated gate are both provided with the first pipeline (1)
(15), first manual valve (14) and the second manually-operated gate (15) are separately mounted to the side of water inlet (11) and water outlet (12)
On, the middle of the first pipeline (1) is provided with pressure gauge (16)；First pipeline (1) passes through connecting tube (17) and the second pipe
Road (2) is connected, and the first electrical ball valve (21), y-type filter (22), manual sample tap (23) are provided with second pipe (2)
With threeway overflow port (24), y-type filter (22) is arranged on the middle part of second pipe (2), the two side ends point of y-type filter (22)
First electrical ball valve (21) and manual sample tap (23), manual sample tap (23) and one end of threeway overflow port (24) are not installed
It is connected, the other end of threeway overflow port (24) is connected with the first floating-ball level switch (25), the first floating-ball level switch
(25) it is connected with the first electrical ball valve (21) with discharge pipe line (26)；3rd port of the threeway overflow port (24) passes through
Connecting tube (17) is connected with quantitative small water pump (3), and quantitative small water pump (3) passes through connecting tube (17) and electric three-way ball valve (31)
It is connected；The electric three-way ball valve (31) is connected by connecting tube (17) with mixing bucket (4), and mixing bucket (4) includes first
Mix bucket (41) and second and mix bucket (42), the first mixing bucket (41) and second mix and be connected with drainpipe on the side of bucket (42)
Road (26)；The first mixing bucket (41) is mutually merged with the bottom of the second mixing bucket (42) by connecting tube (17), and is provided with
Second electrical ball valve (46), by being connected for sample pipeline (48) between connecting tube (17) and draining electrical ball valve (47)；It is described
For being connected with sampling line (5) on sample pipeline (48).
2. a kind of sampling apparatus for water quality online analyzer measure equal proportion mixed sample according to claim 1,
It is characterized in that：The sampling line (53) is transparent pipe.
3. a kind of sampling apparatus for water quality online analyzer measure equal proportion mixed sample according to claim 1,
It is characterized in that：Second floating-ball level switch (49) is provided with minimum for sample liquid position.
4. a kind of sampling apparatus for water quality online analyzer measure equal proportion mixed sample according to claim 1,
It is characterized in that：Filter core on the y-type filter (22) is 20 mesh.
5. a kind of sampling apparatus for water quality online analyzer measure equal proportion mixed sample according to claim 1,
It is characterized in that：Sampling line (5) includes the first sampling line (51) and the second sampling line (52), the first sampling line (51)
Water Test Kits thief hatch (53) is both provided with the end of the second sampling line (52), the first sampling line (51) and second take
Discharge pipe line (26) is also associated with sample pipeline (52), articulation (13) is provided with discharge pipe line (26).
6. a kind of sampling apparatus for water quality online analyzer measure equal proportion mixed sample according to claim 1,
It is characterized in that：Stirring motor (43), stirring motor (43) are mounted on first mixing bucket (41) and the second mixing bucket (42)
It is connected by stirring rod (44) with paddle (45)；Set in the inner cavity of the first mixing bucket (41) and the second mixing bucket (42)
It is equipped with the second floating-ball level switch (49).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610939361.1A CN108020443A (en) | 2016-11-02 | 2016-11-02 | A kind of sampling apparatus for water quality online analyzer measure equal proportion mixed sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610939361.1A CN108020443A (en) | 2016-11-02 | 2016-11-02 | A kind of sampling apparatus for water quality online analyzer measure equal proportion mixed sample |
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| Publication Number | Publication Date |
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| CN108020443A true CN108020443A (en) | 2018-05-11 |
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| CN201610939361.1A Pending CN108020443A (en) | 2016-11-02 | 2016-11-02 | A kind of sampling apparatus for water quality online analyzer measure equal proportion mixed sample |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108896349A (en) * | 2018-07-18 | 2018-11-27 | 李建英 | A method of the monitoring contaminated degree of fully-loaded stream |
| CN109884331A (en) * | 2019-04-17 | 2019-06-14 | 苏州天一信德环保科技有限公司 | AB barrels of mixing Water quality automatic sampling device circulations are for sampling device |
| CN110672375A (en) * | 2019-10-15 | 2020-01-10 | 上海宝钢工业技术服务有限公司 | Online sampling and cleaning system for electrotinning solution |
| CN111579745A (en) * | 2020-06-03 | 2020-08-25 | 黄河水利委员会黄河机械厂 | Movable multifunctional water quality analysis and comparison integrated demonstration platform |
| CN112418128A (en) * | 2020-11-30 | 2021-02-26 | 重庆市生态环境大数据应用中心 | Surface water monitoring and management system and method |
| CN112417788A (en) * | 2020-11-30 | 2021-02-26 | 重庆市生态环境大数据应用中心 | Water environment pollution analysis system and method based on big data |
| CN112729966A (en) * | 2018-10-10 | 2021-04-30 | 黄志郎 | Water supply and drainage sampling detection system and method |
| CN113281107A (en) * | 2021-04-12 | 2021-08-20 | 玉屏侗族自治县环境监测站 | Multi-parameter analysis sample retention device |
| CN115792093A (en) * | 2022-12-15 | 2023-03-14 | 江苏捷利达环保科技有限公司 | COD water quality on-line analyzer and detection system and method thereof |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108896349A (en) * | 2018-07-18 | 2018-11-27 | 李建英 | A method of the monitoring contaminated degree of fully-loaded stream |
| CN112729966A (en) * | 2018-10-10 | 2021-04-30 | 黄志郎 | Water supply and drainage sampling detection system and method |
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| CN109884331A (en) * | 2019-04-17 | 2019-06-14 | 苏州天一信德环保科技有限公司 | AB barrels of mixing Water quality automatic sampling device circulations are for sampling device |
| CN110672375A (en) * | 2019-10-15 | 2020-01-10 | 上海宝钢工业技术服务有限公司 | Online sampling and cleaning system for electrotinning solution |
| CN111579745A (en) * | 2020-06-03 | 2020-08-25 | 黄河水利委员会黄河机械厂 | Movable multifunctional water quality analysis and comparison integrated demonstration platform |
| CN111579745B (en) * | 2020-06-03 | 2022-03-11 | 黄河机械有限责任公司 | Movable multifunctional water quality analysis and comparison integrated demonstration platform |
| CN112418128A (en) * | 2020-11-30 | 2021-02-26 | 重庆市生态环境大数据应用中心 | Surface water monitoring and management system and method |
| CN112417788A (en) * | 2020-11-30 | 2021-02-26 | 重庆市生态环境大数据应用中心 | Water environment pollution analysis system and method based on big data |
| CN113281107A (en) * | 2021-04-12 | 2021-08-20 | 玉屏侗族自治县环境监测站 | Multi-parameter analysis sample retention device |
| CN115792093A (en) * | 2022-12-15 | 2023-03-14 | 江苏捷利达环保科技有限公司 | COD water quality on-line analyzer and detection system and method thereof |
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Application publication date: 20180511 |